six>=1.4.0

[:python_version == "2.7"]
crcmod>=1.7

[:python_version >= "3.5"]
google-crc32c<2.0dev,>=1.0

[aiohttp]

[aiohttp:python_version >= "3.6"]
aiohttp<4.0.0dev,>=3.6.2

[requests]
requests<3.0.0dev,>=2.18.0
